Random item or character.

pick collection
pick word (pick collection n)
(pick word n)

Returns a random item from the collection or a random character from the word. If optional argument n is provided then instruction returns collection of n randomly selected items or word made of n randomly selected characters.

Example:

print pick {1 2 3}
print pick "abc

"a := {1 2 3 4 5}
print (pick :a 3)
print (pick "characters 3)

Output:

1
c
{1 4 5}
cra

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